Biogeochemical Cycle

The process of plants losing water through their leaves is called ____.

• condensation

• evaporation

• transpiration

• exhaling

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Where is carbon stored in the environment?

• Fossil fuels

• Wood of trees

• Calcium carbonate (shells and bones)

• All of the above

Tags

NGSS.MS-LS2-3

What cycle are fossil fuels part of ?

• carbon

• oxygen

• nitrogen

• phosphorus

Tags

NGSS.MS-ESS3-1

What is the largest reservoir for nitrogen?

• the ocean

• rocks and minerals

• the atmosphere

• bacteria

Denitrifying bacteria

• Turn nitrogen gas into nitrates so that plants can synthesize amino acids.

• Turn nitrates into nitrites so that nitrogen fixing bacteria can synthesize DNA.

• Returns nitrogen into the atmosphere in the form of N₂ gas.

• Use phosphorus as fertilizer.

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

How does Carbon in a grass plant get into a lion?

• The lion eats the grass

• carbon from grass doesn't end up in a lion

• the lion breathes in carbon given out by the plant

• the carbon is in the food the lion eats

Tags

NGSS.MS-LS2-3

What is the process that uses sunlight and carbon dioxide in the carbon cycle?

• respiration

• photosynthesis

• nitrogen fixation

• precipitation

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How does a cow transfer carbon to other parts of the environment?

• It releases CO₂ through respiration

• It releases carbon as waste

• It transfers carbon to humans when we eat it

• All of the above are correct

Tags

NGSS.MS-LS2-3

Burning fossil fuels has what effect in the carbon cycle.

• It removes carbon dioxide from the atmosphere.

• It puts carbon dioxide under the ground.

• It adds carbon dioxide to the atmosphere.

• It has no effect in the carbon cycle.

Tags

NGSS.MS-ESS3-4

The Ocean is known as a Carbon Sink. What does that mean?

• It is able to absorb Carbon Dioxide from the atmosphere

• It washes the dirty, dirty Carbon and leaves behind sparkly clean Carbon

• Carbon sinks in the ocean, all the way to the bottom

• It is able to release Carbon Dioxide into the atmosphere

Tags

NGSS.MS-ESS3-5

NGSS.MS-LS2-3